package cz.muni.fi.pa165.creatures.ejb.dao.impl;

/*
 * Copyright 2012 Faculty of Informatics - Masaryk University.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Various utilities for the more comfortable work with DAO implementation.
 *
 * @author thajek11
 */
public class DAOUtils {

    /**
     * Checks if object is null object
     *
     * @param o object to check
     * @throws IllegalArgumentException if object is null
     */
    static void notNull(Object o) {
        if (o == null) {
            throw new IllegalArgumentException("Object to create can not be a null object");
        }
    }

}
